Payload aircraft



FIG. 1 is a top perspective view of a payload aircraft;

FIG. 2 is a bottom perspective view of a payload aircraft;

FIG. 3 is a first side view of a payload aircraft;

FIG. 4 is a second side view of a payload aircraft;

FIG. 5 is a third side view of a payload aircraft;

FIG. 6 is a fourth side view of a payload aircraft;

FIG. 7 is a top view of a payload aircraft; and,

FIG. 8 is a bottom view of a payload aircraft.

The broken line drawings in all views are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a payload aircraft, as shown and described. 